<div id="bilyn_uinode" class="bily_uinode_style">      
    <?php    
      if (isset($screenflow) && $screenflow != null) {
      $uiNode->gotoScreenFlow($screenflow, $data);
      } elseif (isset($screen) && $screen != null) {
      $uiNode->gotoScreen($screen, $data);
      }   
    ?>  
  
</div>